﻿using System;
using System.Diagnostics;
using System.Globalization;
using System.Runtime.InteropServices;
using System.ComponentModel.Design;
using Microsoft.Win32;
using Microsoft.VisualStudio;
using Microsoft.VisualStudio.Shell.Interop;
using Microsoft.VisualStudio.OLE.Interop;
using Microsoft.VisualStudio.Shell;
using System.Windows;
using PowersourceUIToolkit;
using Microsoft.VisualStudio.TeamFoundation;
using UCL.Powersource.TFS;
using Microsoft.TeamFoundation.Client;
using System.IO;

namespace UCL.Powersource
{
    /// <summary>
    /// This is the class that implements the package exposed by this assemblyFile.
    ///
    /// The minimum requirement for a class to be considered a valid package for Visual Studio
    /// is to implement the IVsPackage interface and register itself with the shell.
    /// This package uses the helper classes defined inside the Managed Package Framework (MPF)
    /// to do itForFE: itForFE derives from the Package class that provides the implementation of the 
    /// IVsPackage interface and uses the registration attributes defined in the framework to 
    /// register itself and its components with the shell.
    /// </summary>
    // This attribute tells the PkgDef creation utility (CreatePkgDef.exe) that this class is
    // a package.
    [PackageRegistration(UseManagedResourcesOnly = true)]
    // This attribute is used to register the information needed to show this package
    // in the Help/About dialog of Visual Studio.
    [InstalledProductRegistration("#110", "#112", "1.0", IconResourceID = 400)]
    // This attribute is needed to let the shell know that this package exposes some menus.
    [ProvideMenuResource("Menus.ctmenu", 1)]
    // This attribute registers a tool window exposed by this package.
    [ProvideToolWindow(typeof(PowersourceToolWindow))]
    [Guid(GuidList.guidPowersourcePkgString)]
    public sealed class PowersourcePackage : Package
    {

        public ResourceDictionary DefaultResources { get; private set; }
        public PowersourceBootStrapper BootStrapper { get; private set; }


        /// <summary>
        /// Default constructor of the package.
        /// Inside this method you can place any initialization code that does not require 
        /// any Visual Studio service because at this point the package object is created but 
        /// not sited yet inside Visual Studio environment. The place to do all the other 
        /// initialization is the Initialize method.
        /// </summary>
        public PowersourcePackage()
        {
            Debug.WriteLine(string.Format(CultureInfo.CurrentCulture, "Entering constructor for: {0}", this.ToString()));
            InitializeBootStrapperAndDefaultResources();
        }

        public bool IsDisposed { get; private set; }

        protected override void Dispose(bool disposing)
        {
            if (disposing) BootStrapper.Dispose();
            BootStrapper = null;
            base.Dispose(disposing);
            IsDisposed = true;
        }

        ILog Log;

        private void InitializeBootStrapperAndDefaultResources()
        {
            Log = LogManager.GetLog(this.GetType());
            var tempDir = Environment.GetEnvironmentVariable("TEMP");
            var logFilename = Path.Combine(tempDir, "powersource.log");
            LogManager.DefaultInstance.AddLog(new FileLog(VerbosityLevels.Debug, logFilename));
            Log.Trace(string.Format(CultureInfo.CurrentCulture, "Building bootstrapper, attaching resources"));
            //DefaultResources = new ResourceDictionary();
            BootStrapper = new PowersourceBootStrapper();
            BootStrapper.Initialize();

            //if (Application.Current != null
            //    &&
            //    Application.Current.Resources != null
            //    &&
            //    Application.Current.Resources.MergedDictionaries != null
            //    &&
            //    Application.Current.Resources.MergedDictionaries.Count > 0
            //    )
            //{
            //    using (var keyfile = new System.IO.StreamWriter("c:\\temp\\VSKey.csv"))
            //    {
            //        foreach (var dict in Application.Current.Resources.MergedDictionaries)
            //        {

            //            foreach (var item in dict.Keys)
            //            {
            //                var rkey = (item as Microsoft.VisualStudio.Shell.ThemeResourceKey);
            //                if (rkey != null)
            //                {
            //                    keyfile.WriteLine("{0}\t{1}\t{2}", rkey.Name, rkey.KeyType, rkey.Category);
            //                }
            //                else
            //                {
            //                    keyfile.WriteLine(item.ToString());
            //                }
            //            }
            //        }
            //    }
            //}
            //DefaultResources[PowersourceBootStrapper.KEY_Bootstrapper] = BootStrapper;
            //if (Application.Current != null)
            //{
            //    Application.Current.Resources.MergedDictionaries.Add(DefaultResources);
            //}
            Log.Trace(string.Format("BootStrapper={0}, Initialized={1}", BootStrapper, BootStrapper.IsInitialized));
            //var pe = this as IVsPackage;
            //var pe=Package.GetGlobalService(typeof(ITeamFoundationInitializationService));
            //var rifcmObject = Package.GetGlobalService(typeof(ITeamFoundationContextManager));
            //var rifcm = rifcmObject as ITeamFoundationContextManager;
            ////var s = this.GetService();
            ////testprojectcollection1
            //var tfscol = TfsTeamProjectCollectionFactory.GetTeamProjectCollection(new Uri("http://81.2.210.131:8080/tfs/fabrikamfibercollection"));
            //rifcm.SetContext(tfscol, null);
            //var itfis = pe as ITeamFoundationInitializationService;
            //var ctx=new PowersourceTeamFoundationContext("http://81.2.210.131:8080/tfs/testprojectcollection1");
            //try
            //{
            //    itfis.InitializeForContext(ctx);
            //}
            //catch (Exception Exception)
            //{

            //    Trace.TraceError("Error {0} ,{1}", Exception.GetType(), Exception.ToString());
            //}


        }

        /// <summary>
        /// This function is called when the user clicks the menu item that shows the 
        /// tool window. See the Initialize method to see how the menu item is associated to 
        /// this function using the OleMenuCommandService service and the MenuCommand class.
        /// </summary>
        private void ShowToolWindow(object sender, EventArgs e)
        {



            // Get the instance number 0 of this tool window. This window is single instance so this instance
            // is actually the only one.
            // The last flag is set to true so that if the tool window does not exists itForFE will be created.
            ToolWindowPane window = this.FindToolWindow(typeof(PowersourceToolWindow), 0, true);
            if ((null == window) || (null == window.Frame))
            {
                throw new NotSupportedException(Resources.CanNotCreateWindow);
            }
            //window.Content = BootStrapper.WindowManager.ShowWindow
            IVsWindowFrame windowFrame = (IVsWindowFrame)window.Frame;
            Microsoft.VisualStudio.ErrorHandler.ThrowOnFailure(windowFrame.Show());
        }




        /////////////////////////////////////////////////////////////////////////////
        // Overridden Package Implementation
        #region Package Members

        /// <summary>
        /// Initialization of the package; this method is called right after the package is sited, so this is the place
        /// where you can put all the initialization code that rely on services provided by VisualStudio.
        /// </summary>
        protected override void Initialize()
        {
            Debug.WriteLine(string.Format(CultureInfo.CurrentCulture, "Entering Initialize() of: {0}", this.ToString()));
            base.Initialize();
            // Add our command handlers for menu (commands must exist in the .vsct file)
            OleMenuCommandService mcs = GetService(typeof(IMenuCommandService)) as OleMenuCommandService;
            if (null != mcs)
            {
                // Create the command for the menu item.
                CommandID menuCommandID = new CommandID(GuidList.guidPowersourceCmdSet, (int)PkgCmdIDList.cmdidOpenPowersource);
                MenuCommand menuItem = new MenuCommand(MenuItemCallback, menuCommandID);
                mcs.AddCommand(menuItem);
                // Create the command for the tool window
                CommandID toolwndCommandID = new CommandID(GuidList.guidPowersourceCmdSet, (int)PkgCmdIDList.cmdidPowersourceToolwindow);
                MenuCommand menuToolWin = new MenuCommand(ShowToolWindow, toolwndCommandID);
                mcs.AddCommand(menuToolWin);
            }


        }
        #endregion



        /// <summary>
        /// This function is the callback used to execute a command when the a menu item is clicked.
        /// See the Initialize method to see how the menu item is associated to this function using
        /// the OleMenuCommandService service and the MenuCommand class.
        /// </summary>
        private void MenuItemCallback(object sender, EventArgs e)
        {
            // Show a Message Box to prove we were here
            IVsUIShell uiShell = (IVsUIShell)GetService(typeof(SVsUIShell));
            Guid clsid = Guid.Empty;
            int result;
            Microsoft.VisualStudio.ErrorHandler.ThrowOnFailure(uiShell.ShowMessageBox(
                       0,
                       ref clsid,
                       "Powersource",
                       string.Format(CultureInfo.CurrentCulture, "Inside {0}.MenuItemCallback()", this.ToString()),
                       string.Empty,
                       0,
                       OLEMSGBUTTON.OLEMSGBUTTON_OK,
                       OLEMSGDEFBUTTON.OLEMSGDEFBUTTON_FIRST,
                       OLEMSGICON.OLEMSGICON_INFO,
                       0,        // false
                       out result));
        }



    }
}
